Severe Storm and Dangerous Heat Risks through Friday

Severe thunderstorms are possible each afternoon and evening through Friday. Additionally, dangerous heat and humidity is expected for portions of the area Thursday through Friday. View this briefing for details. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

31NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 69 °F
W 10kt
< 1ft
Saturday
High: 86 °F
Light Wind
< 1ft
Saturday Night
Low: 69 °F
Light Wind
< 1ft
Sunday
High: 88 °F
⇑S 10kt
< 1ft
Sunday Night
Low: 68 °F
S 10kt
1-2ft
Monday
High: 79 °F
WNW 10kt
1ft
Monday Night
Low: 62 °F
Light Wind
< 1ft
Tuesday
High: 77 °F
Light Wind
< 1ft
Tuesday Night
Low: 63 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:56 pm EDT Jun 12, 2026
Forecast Valid: 9pm EDT Jun 12, 2026-6pm EDT Jun 19, 2026

View Nearby Observations

Detailed Forecast

Tonight

W wind 5 to 10 kt becoming NW after midnight. A chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Sunday

S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Sunday Night

S wind 5 to 10 kt becoming W after midnight. Showers likely and possibly a thunderstorm before 2am. Waves 1 to 2 ft.

Monday

WNW wind around 10 kt. Mostly sunny. Waves around 1 ft.

Monday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Partly cloudy. Waves around 1 ft.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.